<template>
  <div class="login-content">
    <div class="login-box">
      <h2>{{ title }}</h2>
      <form>
        <div class="user-box">
          <input type="text" name="" required="" v-model="account" />
          <label>Account</label>
        </div>
        <div class="user-box">
          <input type="password" name="" required="" v-model="password" />
          <label>Password</label>
        </div>
        <div class="user-box" v-if="title == '修改密码'">
          <input type="password" name="" required="" v-model="newPassword" />
          <label>New Password</label>
        </div>
        <div>
          <span style="color:#fff">
            默认账号密码：admin、admin
          </span>
        </div>
        <a href="#" @click="summit()">
          <span></span>
          <span></span>
          <span></span>
          <span></span>
          {{ title }}
        </a>
        <div>
          <span class="change-password" @click="changeTitle()">
            {{ title == "登录" ? "修改密码" : "返回登录" }}
          </span>
        </div>
      </form>
    </div>
  </div>
</template>

<script>
import { hex_md5 } from "../util/md5";
import { login, changePassword } from "../config/api";
import { mapMutations } from "vuex";
export default {
  name: "loginPanel",
  data() {
    return {
      account: "",
      password: "",
      newPassword: "",
      title: "登录"
    };
  },
  methods: {
    ...mapMutations(["setJBlogLogin"]),
    summit() {
      if (this.title == "登录") this.loginConfirm();
      else this.doChangePassWord();
    },
    changeTitle() {
      this.title = this.title == "登录" ? "修改密码" : "登录";
    },
    doVerify() {
      const verityMap = {
        account: "请输入账号",
        password: "请输入密码"
      };
      if (this.title == "修改密码") {
        verityMap.newPassword = "请输入新密码";
      }
      for (const key in verityMap) {
        if (!this[key]) {
          this.$JToast(verityMap[key]);
          return false;
        }
      }
      return true;
    },
    async doChangePassWord() {
      if (!this.doVerify()) return;
      const res = await this.httpPost(changePassword, {
        username: this.account,
        password: hex_md5(this.password),
        newPassword: hex_md5(this.newPassword)
      });
      if (res.code == 1 && res.data == "修改成功") {
        alert("修改成功,请重新登录");
        localStorage.removeItem("JBlogLogin");
        localStorage.removeItem("JUsername");
        localStorage.removeItem("JPassword");
        this.setJBlogLogin(false);
        this.$router.go(0);
      } else {
        alert(res.msg);
      }
    },
    async loginConfirm() {
      if (!this.doVerify()) return;
      const res = await this.httpGet(login, {
        username: this.account,
        password: hex_md5(this.password)
      });
      if (res.code == 1 && res.data == "登录成功") {
        alert("登录成功");
        localStorage.setItem("JBlogLogin", true);
        localStorage.setItem("JUsername", this.account);
        localStorage.setItem("JPassword", hex_md5(this.password));
        this.setJBlogLogin(false);
        this.$router.go(0);
      } else {
        alert(res.msg);
      }
    }
  }
};
</script>

<style lang="less">
.change-password {
  text-decoration: underline;
  color: rgb(40, 92, 112);
  cursor: pointer;
  &:hover {
    color: #03e9f4;
  }
}
.login-content {
  margin: 0;
  padding: 0;
  font-family: sans-serif;
  background: linear-gradient(#141e30, #243b55);
  z-index: 100;
  width: 100vw;
  height: 100vh;
}

.login-box {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 400px;
  padding: 40px;
  transform: translate(-50%, -50%);
  background: rgba(0, 0, 0, 0.5);
  box-sizing: border-box;
  box-shadow: 0 15px 25px rgba(0, 0, 0, 0.6);
  border-radius: 10px;
}

.login-box h2 {
  margin: 0 0 30px;
  padding: 0;
  color: #fff;
  text-align: center;
}

.login-box .user-box {
  position: relative;
}

.login-box .user-box input {
  width: 100%;
  padding: 10px 0;
  font-size: 16px;
  color: #fff;
  margin-bottom: 30px;
  border: none;
  border-bottom: 1px solid #fff;
  outline: none;
  background: transparent;
  background-color: transparent;
}
input:-internal-autofill-selected {
  box-shadow: inset 0 0 0 1000px rgb(52, 44, 51) !important;
  -webkit-text-fill-color: #fff;
}
.login-box .user-box label {
  position: absolute;
  top: 0;
  left: 0;
  padding: 10px 0;
  font-size: 16px;
  color: #fff;
  pointer-events: none;
  transition: 0.5s;
}

.login-box .user-box input:focus ~ label,
.login-box .user-box input:valid ~ label {
  top: -20px;
  left: 0;
  color: #03e9f4;
  font-size: 12px;
}

.login-box form a {
  position: relative;
  display: inline-block;
  padding: 10px 20px;
  color: #03e9f4;
  font-size: 16px;
  text-decoration: none;
  text-transform: uppercase;
  overflow: hidden;
  transition: 0.5s;
  margin-top: 40px;
  letter-spacing: 4px;
}

.login-box a:hover {
  background: #03e9f4;
  color: #fff;
  border-radius: 5px;
  box-shadow: 0 0 5px #03e9f4, 0 0 25px #03e9f4, 0 0 50px #03e9f4,
    0 0 100px #03e9f4;
}

.login-box a span {
  position: absolute;
  display: block;
}

.login-box a span:nth-child(1) {
  top: 0;
  left: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, #03e9f4);
  animation: btn-anim1 1s linear infinite;
}

@keyframes btn-anim1 {
  0% {
    left: -100%;
  }
  50%,
  100% {
    left: 100%;
  }
}

.login-box a span:nth-child(2) {
  top: -100%;
  right: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(180deg, transparent, #03e9f4);
  animation: btn-anim2 1s linear infinite;
  animation-delay: 0.25s;
}

@keyframes btn-anim2 {
  0% {
    top: -100%;
  }
  50%,
  100% {
    top: 100%;
  }
}

.login-box a span:nth-child(3) {
  bottom: 0;
  right: -100%;
  width: 100%;
  height: 2px;
  background: linear-gradient(270deg, transparent, #03e9f4);
  animation: btn-anim3 1s linear infinite;
  animation-delay: 0.5s;
}

@keyframes btn-anim3 {
  0% {
    right: -100%;
  }
  50%,
  100% {
    right: 100%;
  }
}

.login-box a span:nth-child(4) {
  bottom: -100%;
  left: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(360deg, transparent, #03e9f4);
  animation: btn-anim4 1s linear infinite;
  animation-delay: 0.75s;
}

@keyframes btn-anim4 {
  0% {
    bottom: -100%;
  }
  50%,
  100% {
    bottom: 100%;
  }
}
</style>
